Fluid Mechanics Doubt :

JEE Main 2015 Sample Questions › Mechanics questions › Fluid Mechanics Doubt :

Q1: A dog is sitting in a boat which is floating in a pond.The dog drinks some water from the pond.Prove that the level of water remains unchanged .

My doubt : I dont know how to prove this BCOZ I DONT KNOW HOW TO CONSIDER THE WATER THAT THE DOG DRANK [17]

#Physics #Mechanics

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6 Answers

1

The Enlightened One - jsg ·2010-04-04 04:24:02

SOME ONE PLS ANSWER THIS.....ATKEAST KAYMANT SIR...THIS IS A VERY BASIC QUESTION..??

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eureka123 ·2010-04-04 05:22:36

**Considered the boat massless..(though it wont have any effect on question except practical effect)

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Avinav Prakash ·2010-04-04 07:31:05

DOGGIE DRINKS WATER
>> HIS WT INCREASES >>> DISPLACES MORE WATER>>WHICH IS EQUAL TO VOLUME OF WATER DRUNK BY DOGGIE>>> SO NO CHANGE IN WATER LEVEL

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Pritish Chakraborty ·2010-04-04 07:43:21

Nice explanation by eureka...but for the common man, here is the simplest answer : urination :P

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The Enlightened One - jsg ·2010-04-04 21:37:12

thnx eureka !...ur handwriting is very nice..![3]

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eureka123 ·2010-04-04 22:48:33

thx for compliment.....[9]

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Your Answer

Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

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° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω